Big Tech faces a historic legal showdown. A major trial over social media addiction has begun and could reshape the technology industry. Meta CEO Mark Zuckerberg testified before a jury for the first time over claims that social media harms young people. His testimony came more than four years after leaked internal documents suggested the company knew its platforms could…

The US government has cleared Nvidia to export advanced artificial intelligence chips to China. The Department of Commerce announced the decision on Tuesday. Officials said they reviewed domestic chip supply before acting. The move relaxes previous export restrictions on sensitive technology. Washington had blocked the sales over national security concerns. Officials warned the chips could strengthen China’s technology sector and…